Opteron 13QS HE 's Advantages
Higher specification of memory (1333 vs 3)
Lower TDP (71W vs 150W)
Intel Xeon E5 2687W 's Advantages
Released 2 years and 11 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.1GHz vs 2.4GHz)
Larger L3 cache size (20MB vs 6MB)
More modern manufacturing process (32nm vs 45nm)